Basically event listeners are created using event handlers. ex: replication listener [1][1] https://helpx.adobe.com/experience-manager/kb/ReplicationListener.htmlhttps://osgi.org/javadoc/r4v41/org/osgi/service/event/EventHandler.htmlhttps://helpx.adobe.com/experience-manager/using/events.html

It should work!! You can also use any of the 3rd party plugins like 'ShareThis' or JQuery Plugins 'Social' etc.Also according to me, better to make these as a page properties and allow authors to select the social medias where they would like to share these pages once activated. Based on these prope...

Hi Kaustav,Hope this helps for youhttps://docs.adobe.com/docs/en/cq/5-6-1/deploying/configuring_ldap.htmlhttps://docs.adobe.com/docs/en/cq/5-6-1/core/administering/ldap_authentication.html

Document says it should support 5.x to 6.0 upgradation. If you are finding better to take the technical help and you can raise the support ticket for the same.

you should configure the replication agents in your author . refer https://docs.adobe.com/docs/en/cq/5-6-1/deploying/replication.htmlalso, let us know your usecase, why do you need to specify publish nodes on the startup ?

Also refer [1] [2] to create the bundle using crxde[1] http://docs.adobe.com/docs/en/crx/2-3/developing/development_tools/developing_with_crxde.html#Creating and Compiling Java Classes[2] https://helpx.adobe.com/experience-manager/using/creating-osgi-bundles-digital-marketing.html

when you do bundle install, do you see any error ?

Hi,You can use the FileReader API in Java to read the file and store to crx using JCR API

Are you referring to this article http://experience-aem.blogspot.in/2015/06/aem-61-touch-ui-composite-multifield-store-values-as-child-nodes.html ??There is already a package to install in that article. You can try installing that 

Thanks for sharing this Scott !! very helpful